| 摘要 |
PROBLEM TO BE SOLVED: To provide a housing of an image forming apparatus having sufficient strength even though a side plate made of a sheet metal whose manufacturing cost is low is used. SOLUTION: This housing is provided with a front side plate 3 and a back side plate 4 which are juxtaposed, a base member 2 joined with the lower parts of both side plates 3 and 4 and supporting both side plates 3 and 4 and stays 61, 62 and 63 laid over both side plates 3 and 4, and the front side plate 3, the back side plate 4 and the stays 61, 62 and 63 are formed of the sheet metal, and the front side plate 3 and the back side plate 4 with the stays 61, 62 and 63 are welded and joined at the bent roots of the joining margins 33, 43, 35 and 45 of the front side plate 3 and the back side plate 4.
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